The authentication process occurs before the authorisation process, whereas the authorization process occurs after the authentication process. 1. During the authentication process, users' identities are verified in order to get access to the system. It is completed prior to the permission procedure....
Simply said, authentication is the process of confirming who a user is, whereas authorization is the act of confirming what they have access to. In a real-world example, when you walk through security at an airport, you must display your ID to prove your identification. The security officer will want to make sure that you are not carrying anything on board that should not be allowed inside the airport. If you try to bring a bottle of wine onto a plane, for example, the security officer would need to authorize this activity.
In computer systems, authentication is usually done using some kind of password. When you log in to a website, you are being authenticated as who you say you are. This allows other people logging in from different locations to be sure that they are talking to the right person.
Password authentication requires that users provide a username and password before their computers can be granted access to restricted resources such as files or applications. If passwords are not kept secure, they open up the system to risk of theft or loss. However, even with passwords in place, it is still possible to be authorized to do something that you should not have access to. For example, if a user logs in from home but uses their work laptop at the office, they may be authorized to access information about their projects at work, but also have access to all sorts of other things that they should not have.
Authentication is used to establish the user's identification and to verify and authenticate that identity. Authorization validates the authenticated user's rights and regulates access to functions depending on the roles provided to the user. Authentication and authorization are two different but related concepts. A user may be authorized without being authenticated, and a user may be authenticated even if not authorized.
User role authentication ensures that only users who have been granted specific permissions can access the system. User role authentication works by requiring users to log in with their username and password, and then verifying that they belong to one of the specified roles. If users fail to provide appropriate credentials, they will be denied access to the system.
This type of security protects your site against unauthorized users and prevents them from performing actions on your website that you have not given them permission to do. For example, if a user is not authorized to edit pages, they could not perform such an action even if they logged in with correct credentials. This form of security is called "attribute-based access control" (ABAC) because it requires that users be in a certain role before they can perform a specific action on the site. Other forms of security include entity-based access control (EBAC) and rule-based access control (RBAC).
Authentication and authorization may sound identical, but in the realm of identity and access management, they are independent security procedures (IAM). Authentication ensures that users are who they claim to be. Authorization grants those users access to a resource. These two processes can be combined into a single mechanism through use of multiple factors or forms of identification.
In other words, authentication is proving who you are, while authorization is deciding what you can do as a result. These processes protect resources such as computers, networks, applications, and data. They also protect individuals by allowing them only limited access to information based on their roles within an organization.
Identity and access management (IAM) involves the collection, storage, and analysis of authentication credentials along with the implementation of security policies to ensure that only authorized individuals have access to confidential information. IAM technologies include user accounts, passwords, security tokens, biometrics, and behavioral analytics.
The three main types of IAM technologies are identity-based management (IBM), role-based management (RBMS), and attribute-based management (ABM). IBM requires knowledge of something you possess, such as a token or biological trait. This knowledge can be something you know, such as a password, or it can be something you have, such as a hardware device.